In December 2018 Gatwick Airport shut down. 109 eyewitnesses reported sighting 170 drone flights over the airport. 

All flights were grounded, and the nation braced for a terrorist attack.

But what if those sightings weren’t real but instead an imagination caused by expectations? 

In today’s episode with award-winning science journalist David Robson, we explore the science of the expectation effect.

Link to the bonus episode: https://nudge.kit.com/86d3e39845 

Become an FSB member: https://get.fsb.org.uk/nudge/

Read the Expectation Effect: https://amzn.to/4dvkb3s 

David’s website: https://davidrobson.me/ 

David’s Substack: https://davidarobson.substack.com/

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Today’s sources: 

Benedetti, F., Durando, J., & Vighetti, S. (2014). Nocebo and placebo modulation of hypobaric hypoxia headache involves the cyclooxygenase-prostaglandins pathway. Pain, 155(5), 921–928.

Job, V., Dweck, C. S., & Walton, G. M. (2010). Ego depletion—Is it all in your head? Implicit theories about willpower affect self-regulation. Psychological Science, 21(11), 1686–1693.

Langer, E., Djikic, M., Pirson, M., Madenci, A., & Donohue, R. (2010). Believing is seeing: Using mindlessness (mindfully) to improve visual acuity. Psychological Science, 21(5), 661–666.

Merckelbach, H., & van de Ven, V. (2001). Another white Christmas: Fantasy proneness and reports of 'hallucinatory experiences' in undergraduate students. Journal of Behavior Therapy and Experimental Psychiatry, 32(3), 137–144.

Montes, J., Wulf, G., & Navalta, J. W. (2018). Maximal aerobic capacity can be increased by enhancing performers' expectancies. Journal of Sports Medicine and Physical Fitness, 58(5), 744–749.

Pirson, M., Ie, A., & Langer, E. (2012). Seeing what we know, knowing what we see: Challenging the limits of visual acuity. Journal of Adult Development, 19(2), 59–67.

Robson, D. (2022). The expectation effect: How your mindset can transform your life. Canongate.